/* WordPress 介绍部分高级美化样式 */

.introduction {
  width: 100%;
  padding: 100px 0;
  background: linear-gradient(145deg, #f5f9ff 0%, #d9e7ff 100%);
  position: relative;
  margin-bottom: 0;
  overflow: hidden;
  box-shadow: inset 0 10px 20px rgba(0, 0, 0, 0.03);
}

.introduction::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 45%;
  height: 100%;
  background: url(../img/dots-pattern.svg) repeat;
  opacity: 0.08;
  z-index: 1;
  transform: rotate(5deg);
}

.introduction .content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.introduction .flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.introduction-left {
  flex: 1;
  max-width: 650px;
}

.introduction-left .title-warp {
  margin-bottom: 40px;
}

.introduction-left .title-warp .title {
  display: block;
  font-size: 56px;
  line-height: 1.15;
  font-weight: 800;
  color: #0d4bff;
  margin-bottom: 20px;
  font-style: normal;
  text-shadow: 0 2px 4px rgba(13, 75, 255, 0.1);
}

.introduction-left .title-warp .sub-title {
  display: block;
  font-size: 28px;
  line-height: 1.3;
  font-weight: 600;
  color: #222;
  font-style: normal;
  opacity: 0.9;
}

.introduction-left-desc {
  font-size: 18px;
  line-height: 1.8;
  color: #444;
  margin-bottom: 40px;
  letter-spacing: 0.2px;
}

.try-btn {
  padding: 16px 36px;
  background: linear-gradient(90deg, #3BBEFF 0%, #0D4BFF 100%);
  color: white;
  font-size: 18px;
  font-weight: 700;
  border: none;
  border-radius: 40px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 50px;
  box-shadow: 0 12px 24px rgba(13, 75, 255, 0.25);
  position: relative;
  overflow: hidden;
}

.try-btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 100%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.try-btn:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 30px rgba(13, 75, 255, 0.35);
}

.try-btn:hover::after {
  transform: translateX(100%);
}

.behavior-info {
  display: flex;
  gap: 50px;
  margin-top: 20px;
}

.behavior-info-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 25px;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.4s ease;
  border: 1px solid rgba(13, 75, 255, 0.1);
}

.behavior-info-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  background-color: white;
}

.behavior-info-item .num {
  color: #0d4bff;
  font-weight: 800;
  font-size: 32px;
  line-height: 1;
  margin-bottom: 8px;
}

.behavior-info-item .text {
  font-size: 16px;
  font-weight: 600;
  color: #555;
}

.grade-warp {
  display: flex;
  align-items: center;
  gap: 6px;
}

.start-icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  background: url(../img/icons/star.svg) no-repeat center;
  background-size: contain;
}

.introduction-right {
  flex: 1;
  max-width: 550px;
  position: relative;
}

.preview-img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
  transition: all 0.6s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.preview-img:hover {
  transform: perspective(1200px) rotateY(-15deg) scale(1.02);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

/* 响应式调整 */
@media screen and (max-width: 1200px) {
  .introduction {
    padding: 80px 0;
  }
  
  .introduction .content {
    padding: 0 30px;
  }
  
  .introduction .flex {
    gap: 40px;
  }
  
  .introduction-left .title-warp .title {
    font-size: 48px;
  }
  
  .introduction-left .title-warp .sub-title {
    font-size: 24px;
  }
}

@media screen and (max-width: 992px) {
  .introduction .flex {
    flex-direction: column;
  }
  
  .introduction-left,
  .introduction-right {
    max-width: 100%;
  }
  
  .introduction-left .title-warp .title {
    font-size: 40px;
  }
  
  .introduction-left .title-warp .sub-title {
    font-size: 22px;
  }
  
  .behavior-info {
    gap: 30px;
  }
}

@media screen and (max-width: 768px) {
  .introduction {
    padding: 60px 0;
  }
  
  .introduction-left .title-warp .title {
    font-size: 36px;
  }
  
  .introduction-left .title-warp .sub-title {
    font-size: 20px;
  }
  
  .behavior-info {
    flex-wrap: wrap;
    gap: 20px;
  }
  
  .behavior-info-item {
    flex: 1;
    min-width: 140px;
  }
}